//c#文件流读文件             using (FileStream fsRead = new FileStream(@"D:\file\txt.html", FileMode.Open,FileAccess.Read,FileShare.Read))            {                int fsLen = (int)fsRead.Length;                byte[] heByte = new byte[fsLen];                int r = fsRead.Read(heByte, 0, heByte.Length);                Encoding encode = System.Text.Encoding.GetEncoding("unicode");//以Unicode方式读取文件                string myStr =encode.GetString(heByte);                Console.WriteLine(myStr);                Console.ReadKey();            }